Speaker Output Function - GF82.62-P-4212GW

Model 463 (except 463.342) 

as of model year 2013 up to model year 2019 

Model 463.342 

Courtesy of MERCEDES-BENZ USA

Function requirements for speaker output, general 

• Circuit 30g
• Transport mode not active

Speaker output, general 

A distinction is made between the following procedures:

• Speaker output on vehicles with code EU9 (Harman Kardon® Logic 7® surround sound system) 
• Speaker output on vehicles except code EU9 (Harman Kardon® Logic 7® surround sound system) and except model 463.342 
• Speaker actuation in the event of voice output (except model 463.342) 
• Speaker output on model 463.342 

The speaker actuation in the emergency call system is described elsewhere.

Speaker output on vehicles with code EU9 (Harman Kardon® Logic 7® surround sound system) 

The audio signals are forwarded by the COMAND controller unit via MOST to the sound system amplifier control unit where they are finally amplified and output over the following speakers via direct lines:

• Left front door midrange speaker
• Right front door midrange speaker
• Left rear door midrange speaker
• Right rear door midrange speaker
• Left rear surround speaker
• Right rear surround speaker
• Center instrument panel speaker
• Woofer
• Left instrument panel tweeter
• Right instrument panel tweeter
• Left rear door tweeter
• Right rear door tweeter

Speaker output on vehicles except code EU9 (Harman Kardon® Logic 7® surround sound system) and except model 463.342 

The audio signals are output by the COMAND controller unit via direct lines over the following speakers:

• Left front door midrange speaker
• Right front door midrange speaker
• Left rear door mid-range speaker (except model 346.202)
• Right rear door mid-range speaker (except model 346.202)
• Left rear surround speaker (except model 346.202)
• Right rear surround speaker (except model 346.202)
• Center instrument panel speaker
• Left instrument panel tweeter
• Right instrument panel tweeter

Speaker actuation in the event of voice output (except model 463.342) 

Only the following front speakers are actuated for voice output, e. g., as part of the voice control system or the navigation:

• Left front door midrange speaker
• Right front door midrange speaker
• Center instrument panel speaker
• Left instrument panel tweeter
• Right instrument panel tweeter

Speaker output on model 463.342 

The audio signals are output via the following speakers by the radio using direct lines:

• Center instrument panel speaker
• Left instrument panel tweeter
• Right instrument panel tweeter

	Electrical function schematic for speaker system		PE82.62-P-2300-97ZGA
	Overview of system components, telematics		GF82.85-P-9999GW